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    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        body {
            padding: 100px;
        }
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<h1>结构与布局</h1>
<ul>
    <li>
        <a href="./intrinsic-sizing.html">自适应内部元素 </a>
    </li>
    <li>
        <a href="./styling-sibling-count.html">根据兄弟元素的熟练来设置样式</a>
    </li>
    <li>
        <a href="./fluid-fixed.html">满幅的背景，定宽的内容</a>
    </li>
    <li>
        <a href="./sticky-footer-fixed.html">紧贴底部的页脚-固定高度的解决方案</a>
    </li>
    <li>
        <a href="./sticky-position.html">紧贴底部的页脚-sticky定位</a>
    </li>
</ul>
</body>
</html>
